The unusual spiral galaxy, Messier 66, has asymmetric spiral arms and a displaced core. Messier 66 is the largest member of the Leo Triplet, a trio of interacting spiral galaxies.

The unusual spiral galaxy, Messier 66, has asymmetric spiral arms and a displaced core. Messier 66 is the largest member of the Leo Triplet, a trio of interacting spiral galaxies. (NASA, ESA, Hubble Heritage)